Home / 15,857.93-23,798.44-12,775.17

Finding the Fourth Proportional to 15,857.93, 23,798.44 and 12,775.17

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Solution

The fourth proportional to 15,857.93, 23,798.44 and 12,775.17 is: 19,172.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,857.93 : 23,798.44 = 12,775.17 : x
  2. Step 2: Convert to fraction form
    15,857.93/23,798.44 = 12,775.17/x
  3. Step 3: Cross multiply
    15,857.93x = 23,798.44 × 12,775.17
  4. Step 4: Simplify right side
    15,857.93x = 304,029,116.73
  5. Step 5: Solve for x
    x = 304,029,116.73/15,857.93
  6. Step 6: Final answer
    x = 19,172.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.